@article{MZM_2021_110_3_a11,
     author = {I. V. Limonova},
     title = {Exact {Discretization} of the $L_2${-Norm} with {Negative} {Weight}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {465--470},
     publisher = {mathdoc},
     volume = {110},
     number = {3},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2021_110_3_a11/}
}